//
//  NSString+Extension.h
//  weidianguanjia
//
//  Created by xieyingze on 16/6/12.
//  Copyright © 2016年 xieyingze. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSString (Extension)

/**
 *  判断是否包含，ios8以下不支持containString方法
 *
 *  @param str <#str description#>
 *
 *  @return <#return value description#>
 */
- (BOOL)containsString:(NSString *)str;

@end
